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发明名称
Envelope
摘要
申请公布号
US2253876(A)
申请公布日期
1941.08.26
申请号
US19390273734
申请日期
1939.05.15
申请人
HENRY J. BURASCO
发明人
WALTERS CARROLL V.
分类号
B65D27/38
主分类号
B65D27/38
代理机构
代理人
主权项
地址
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